1简介人际交往日益频繁，建立起高雅而文明气质，养成良好的卫生习惯，是完善自我，提高自身素质的具体表现，口腔卫生是人们修养中不可忽视的重要问题，口腔卫生大致分为两部分：一是清除口臭及口腔异味，抑菌消炎，使口腔清爽宜人，有利于社交活动；二是健齿防蛀，保护牙齿完 1 Introduction Interpersonal communication is becoming more and more frequent, establishing an elegant and civilized temperament, and developing good health habits. It is a concrete manifestation of self-improvement and self-improvement. Oral hygiene is an important issue that cannot be ignored in people’s self-cultivation. Oral hygiene is roughly divided into two parts. Part: First, remove bad breath and mouth odor, antibacterial and anti-inflammatory, make the mouth refreshing and pleasant, is conducive to social activities; Second, the prevention of dental caries, protect teeth after